The Post’s Department of Data tries to figure out why a brief line in the 1990 Schwarzenegger vehicle “Kindergarten Cop” ...

The single-parent household can be headed by a mother, a father, a grandparent, an uncle, or aunt. According to the Pew Research Center, between 25 to 30 percent of children under age 18 in the U ...

I grew up as an only child in 1980s Manhattan with a single mother. Though my family looked different from most of my friends' families — the majority had fathers and at least one other sibling ...